As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
VERY STRONG ODOR ON CLIMB-OUT AND DESCENDING THROUGH 10000 (MAINLY REAR CABIN AND FLT DECK) ALSO PUTRID ODOR ON FLT DECK (ON GROUND WITH APU RUNNING) NOT COMING FROM GASPERS. THE AIRCRAFT APU IS CAUSING SIGNIFICANT CABIN ODOR. SUSPECT COMPRESSOR OIL CONTAMINATION. APU REMOVED & REPLACED COMPLETED OIL CONTAMINATION REMOVAL FROM AIR CONDITIONING AND PNEUMATIC SYSTEM REF MM 21-00-01-100-801.